Shower filter



FIG. 1 is a top perspective view of a shower filter showing my newdesign, on an enlarged scale;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a side elevational view thereof, the opposite side being amirror image.

The ornamental design for a shower filter, as shown. 